Catalysts And Absorbents

Our offered Product range includes LR Grade Ferrous Sulphate Heptahydrate, EP Grade Ferrous Sulphate Heptahydrate, ACS Grade Ferrous Sulphate Heptahydrate, BP Grade Ferrous Sulphate Heptahydrate and FCC Grade Ferrous Sulphate Heptahydrate.

LR Grade Ferrous Sulphate Heptahydrate

Synonym Iron(II)Sulphate Heptahydrate, Green Vitriol, Iron Vitriol, Copperas Green Vitriol, Fesofor,
Molecular Formula FeSO4.7H2O
Molecular Weight 278.01
CAS Number 7782-63-0
Description Green Crystal or Crystalline Powder, Odorless, Efflorescent, Oxidized in moist Air.
Clarity 10% Solution in Dilute Sulphuric Acid is Clear blush Green Solution.
Assay 99.0% Minimum
pH of 5% Solution 3.0 to 4.0
Chloride (Cl) 0.01% Max
Copper (Cu) 0.005% Max.
Lead (Pb) 0.005% Max.
Alkalis (Na) 0.1% max.

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EP Grade Ferrous Sulphate Heptahydrate

Synonym Iron(II)Sulphate Heptahydrate, Green Vitriol, Iron Vitriol, Copperas Green Vitriol, Fesofor,
Molecular Formula FeSO4.7H2O
Molecular Weight 278.01
CAS Number 7782-63-0
Description Green Crystal or Crystalline Powder, Odorless, Efflorescent, Oxidized in moist Air.
Clarity 10% Solution in Dilute Sulphuric Acid is Clear blush Green Solution
Assay (By KMnO4) 99.0% Minimum
pH of 5% Solution 3.0 to 4.0
Chloride (Cl) 0.01% Max.
Arsenic (As) 0.0002% Max.
Mercury (Hg) 0.0003% Max.
Heavy Metal (Pb) 0.005% Max.
Copper (C u) 0.005% Max.
Lead (Pb) 0.001% Max.
Zinc (Zn) 0.05% Max.
Manganese (Mn) 0.1% Max.
Ferric Ion (Fe3+) 0.2% Max.

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ACS Grade Ferrous Sulphate Heptahydrate

Synonym Iron(II)Sulphate Heptahydrate, Green Vitriol, Iron Vitriol, Copperas Green Vitriol, Fesofor,
Molecular Formula FeSO4.7H2O
Molecular Weight 278.01
CAS Number 7782-63-0
Description Green Crystal or Crystalline Powder, Odorless, Efflorescent, Oxidized in moist Air.
Clarity 10% Solution in Dilute Sulphuric Acid is Clear blush Green Solution
Assay 99.0% Minimum
pH of 5% Solution 3.0 to 4.0
IInsoluble Matter 0.01% Max.
Chloride (Cl) 0.01% Max.
Phosphate (PO4) 0.01% Max.
Copper (Cu) 0.005% Max.
Manganese (Mn) 0.05% Max.
Zinc (Zn) 0.005% Max.
Ferric Ion (Fe3+) 0.002% Max.
Substance Not Precipitated by Ammonium Hydroxide 0.05% max.

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BP Grade Ferrous Sulphate Heptahydrate

Synonym Iron(II)Sulphate Heptahydrate, Green Vitriol, Iron Vitriol, Copperas Green Vitriol, Fesofor,
Molecular Formula FeSO4.7H2O
Molecular Weight 278.01
CAS Number 7782-63-0
Description Green Crystal or Crystalline Powder, Odorless, Efflorescent, Oxidized in moist Air.
Clarity 10% Solution in Dilute Sulphuric Acid is Clear blush Green Solution
Assay 98.0 to 105.0%
pH of 5% aq solution 3.0-4.0
Chloride 0.03% Max.
Copper 0.005% Max.
Lead 0.005% Max.
Zinc 0.05% Max.
Ferric Ion (Fe3+) 0.5% Max.

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FCC Grade Ferrous Sulphate Heptahydrate

Synonym Iron(II)Sulphate Heptahydrate, Green Vitriol, Iron Vitriol, Copperas Green Vitriol, Fesofor,
Molecular Formula FeSO4.7H2O
Molecular Weight 278.01
CAS Number 7782-63-0
Description Green Crystal or Crystalline Powder, Odorless, Efflorescent, Oxidized in moist Air.
Clarity 10% Solution in Dilute Sulphuric Acid is Clear blush Green Solution
Assay 99.5 to 104.5%
Lead 0.005% Max.
Arsenic 0.0002% Max
Mercury 0.0003% Max.

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Sodium Oxalate

Grade LR Grade
Assay ≥99.8%
Chloride(Cl) ≤0.002%
Fe ≤0.0005%
Heavy metals ≤0.002%
K ≤0.01%
Loss on drying ≤0.02%

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USP Grade Ferrous Sulphate Heptahydrate

Synonym Iron(II)Sulphate Heptahydrate, Green Vitriol, Iron Vitriol, Copperas Green Vitriol, Fesofor,
Molecular Formula FeSO4.7H2O
Molecular Weight 278.01
CAS Number 7782-63-0
Description Green Crystal or Crystalline Powder, Odorless, Efflorescent, Oxidized in moist Air.
Clarity 10% Solution in Dilute Sulphuric Acid is Clear blush Green Solution
Assay 99.5 to 104.5%
Lead 0.005% Max.
Mercury 0.0003% Max.

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AR-GR Grade Ferrous Sulphate Heptahydrate

Synonym Iron(II)Sulphate Heptahydrate, Green Vitriol, Iron Vitriol, Copperas Green Vitriol, Fesofor,
Molecular Formula FeSO4.7H2O
Molecular Weight 278.01
CAS Number 7782-63-0
Description Green Crystal or Crystalline Powder, Odorless, Efflorescent, Oxidized in moist Air.
Clarity 10% Solution in Dilute Sulphuric Acid is Clear blush Green Solution
Assay 99.0 % Minimum
pH of 5% aq solution 3.0-4.0
Insoluble Matter 0.01% Max.
Chloride 0.01% Max.
Potassium 0.002% Max.
Copper 0.005% Max.
Zinc 0.005% Max.
Calcium 0.005% Max.
Magnesium 0.002% Max.
Manganese 0.05% Max.
Sodium 0.02% Max.
Ferric Ion (Fe3+) 0.1% Max.

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IP Grade Ferrous Sulphate Heptahydrate

Synonym Iron(II)Sulphate Heptahydrate, Green Vitriol, Iron Vitriol, Copperas Green Vitriol, Fesofor,
Molecular Formula FeSO4.7H2O
Molecular Weight 278.01
CAS Number 7782-63-0
Description Green Crystal or Crystalline Powder, Odorless, Efflorescent, Oxidized in moist Air.
Clarity 10% Solution in Dilute Sulphuric Acid is Clear blush Green Solution
Assay 98.0 to 105.0%
pH of 5% aq solution 3.0-4.0
IChloride 0.025% Max.
Copper 0.005% Max.
Lead 0.005% Max.
Arsenic 0.0002% Max.
Zinc 0.05% Max.
Manganese 0.1% Max.